What is the product? (negative 3 s + 2 t)(4 s minus t) negative 12 s squared minus 2 t squared negative 12 s squared + 2 t squared negative 12 s squared + 8 s t minus 2 t squared negative 12 s squared + 11 s t minus 2 t squared

1.aluminum chloride (alcl3), and sodium hydroxide (naoh) can react to form aluminum hydroxide (al(oh)3) and sodium chloride (nacl).    you have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide. answer the following questions: •what is the balanced equation for this reaction? •if you use all 13.4 g of aluminum chloride, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •if you use all 10.0 g of sodium hydroxide, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •how many grams of aluminum hydroxide will actually be made?     which reagent is limiting? explain your answer.

What layer of the atmosphere is directly above the troposphere?

Explain that newton first law,second law and third law of motion?